161710235

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 214272000

約数和(自身を除く): 52561765

約数列:

[1, 5, 19, 29, 79, 95, 145, 395, 551, 743, 1501, 2291, 2755, 3715, 7505, 11455, 14117, 21547, 43529, 58697, 70585, 107735, 217645, 293485, 409393, 1115243, 1702213, 2046965, 5576215, 8511065, 32342047, 161710235]

約数ペア:

[(1, 161710235), (5, 32342047), (19, 8511065), (29, 5576215), (79, 2046965), (95, 1702213), (145, 1115243), (395, 409393), (551, 293485), (743, 217645), (1501, 107735), (2291, 70585), (2755, 58697), (3715, 43529), (7505, 21547), (11455, 14117)]